<template>
  <div class="app-container">
    <el-form :model="queryParamsTask" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="主键id" prop="id">
        <el-input
          v-model="queryParams.id"
          placeholder="请输入主键id"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学生id" prop="studentId">
        <el-input
          v-model="queryParams.studentId"
          placeholder="请输入学生id"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学生姓名" prop="studentName">
        <el-input
          v-model="queryParams.studentName"
          placeholder="请输入学生姓名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="任务日期" prop="taskTime">
        <el-date-picker clearable
          v-model="queryParams.taskTime"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="请选择任务日期">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="任务状态" prop="taskStatement">
        <el-input
          v-model="queryParams.taskStatement"
          placeholder="请输入任务状态"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="创建时间" prop="createTime">
        <el-date-picker clearable
          v-model="queryParams.createTime"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="请选择创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="完成说明" prop="remark">
        <el-input
          v-model="queryParams.remark"
          placeholder="请输入完成说明"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['teaching:task:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['teaching:task:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['teaching:task:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['teaching:task:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="taskList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="主键id" align="center" prop="id" />
      <el-table-column label="学生id" align="center" prop="studentId" />
      <el-table-column label="学生姓名" align="center" prop="studentName" />
      <el-table-column label="任务日期" align="center" prop="taskTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.taskTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="任务状态" align="center" prop="taskStatement" />
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="完成说明" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['teaching:task:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['teaching:task:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改任务对话框 -->
    <el-dialog :title="titleTask" :visible.sync="openTask" width="500px" append-to-body>
      <el-form ref="taskForm" :model="taskForm" :rules="rulesTask" label-width="80px">
        <el-form-item label="学生姓名" prop="studentName">
          <el-input v-model="taskForm.studentName" :disabled="true" />
        </el-form-item>
        <el-form-item label="任务日期" prop="taskTime">
          <el-date-picker clearable
                          v-model="taskForm.taskTime"
                          type="datetime"
                          value-format="yyyy-MM-dd HH:mm:ss"
                          placeholder="请选择发生时间" style="width: 100%">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="任务状态" prop="taskStatement">
          <el-input v-model="taskForm.taskStatement" placeholder="请输入任务状态" />
        </el-form-item>
        <el-form-item label="任务说明" prop="remark">
          <el-input type="textarea" v-model="taskForm.remark" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFormTask">添加任务</el-button>
        <el-button @click="cancelTask">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listTask, getTask, delTask, addTask, updateTask } from "@/api/teaching/task";

export default {
  name: "Task",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 任务表格数据
      taskList: [],
      // 弹出层标题
      titleTask: "",
      // 是否显示弹出层
      openTask: false,
      // 查询参数
      queryParamsTask: {
        pageNum: 1,
        pageSize: 10,
        id: null,
        studentId: null,
        studentName: null,
        taskTime: null,
        taskStatement: null,
        createTime: null,
        remark: null
      },
      // 表单参数
      taskForm: {},
      // 表单校验
      rulesTask: {
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询任务列表 */
    getListTask() {
      this.loading = true;
      listTask(this.queryParamsTask).then(response => {
        this.taskList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancelTask() {
      this.openTask = false;
      this.resetTask();
    },
    // 表单重置
    resetTask() {
      this.taskForm = {
        id: null,
        studentId: null,
        studentName: null,
        taskTime: null,
        taskStatement: null,
        createTime: null,
        remark: null
      };
      this.resetForm("taskForm");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.openTask = true;
      this.title = "添加任务";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getTask(id).then(response => {
        this.taskForm = response.data;
        this.openTask = true;
        this.title = "修改任务";
      });
    },
    /** 提交按钮 */
    submitFormTask() {
      this.$refs["taskForm"].validate(valid => {
        if (valid) {
          if (this.taskForm.id != null) {
            updateTask(this.taskForm).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.openTask = false;
              this.getListTask();
            });
          } else {
            addTask(this.taskForm).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.openTask = false;
              this.getListTask();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除任务编号为"' + ids + '"的数据项？').then(function() {
        return delTask(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('teaching/task/export', {
        ...this.queryParams
      }, `task_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
